賴世雄教你輕松說英語Unit 172 Tom has done me lots of favors．湯姆幫了我很多忙。

Unit 172
(dialect. I speak a dialect. He speaks five dialects.)
Tom has done me lots of favors.
For example?
To do somebody a favor.
Could you do me a favor by opening the door.
Could you help me by opening the door.
Could you do me a favor by mailing a letter.
Could you do me a favor and mailing a letter.